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EP 4 479 965 A1

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(43) Date of publication: 25.12.2024 Bulletin 2024/52 (21) Application number: 23718435.3 (22) Date of filing: 23.03.2023

(51) International Patent Classification (IPC):  G10L 15/16(2006.01) G10L 15/00(2013.01) G06N 3/0455(2023.01) (52) Cooperative Patent Classification (CPC): G10L 15/16; G10L 15/005; G06N 3/0455; G06N 3/0442; G06N 3/08 (86) International application number: PCT/US2023/016153 (87) International publication number: WO 2023/183530 (28.09.2023 Gazette 2023/39)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 25.03.2022 US 202263323944 P (71) Applicant: GOOGLE LLC Mountain View CA 94043 (US)

(72) Inventors: ZHANG, Chao Kalamazoo, CA 49002 (US) LI, Bo Mountain View, CA 94043 (US) SAINATH, Tara, N Mountain View, CA 94043 (US) STROHMAN, Trevor Mountain View, CA 94043 (US) MAVANDADI, Sepand Mountain View, CA 94043 (US) CHANG, Shuo-yiin Mountain View, CA 94043 (US) HAGHANI, Parisa Mountain View, CA 94043 (US) (74) Representative: Shipp, Nicholas et al Kilburn & Strode LLP Lacon London 84 Theobalds Road London WC1X 8NL London WC1X 8NL (GB)